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Author Topic: Kernel panic - not syncing: Fatal exception in interrupt  (Read 6426 times)


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Kernel panic - not syncing: Fatal exception in interrupt
« on: September 30, 2012, 08:27:19 PM »

i have kernel panic after some time.
I don't know why

Code: [Select]
PowerPrep start initialize power...
Battery Voltage = 0.71V
No battery or bad battery                                       detected!!!.Disabling battery                                   voltage measurements./r/nLLCAug 22 201215:25:39
EMI_CTRL 0x1C084040
FRAC 0x92926192
power 0x00820710
Frac 0x92926192
start change cpu freq
hbus 0x00000003
cpu 0x00010001
LLLLLLLFCLJUncompressing Linux... done, booting the kernel.
Initializing cgroup subsys cpuset
Initializing cgroup subsys cpu
Linux version 2.6.35-6-ARCH+ (kiril@plug) (gcc version 4.7.1 20120721 (prerelease) (GCC) ) #1 PREEMPT Fri Aug 31 14:22:01 EEST 2012
CPU: ARM926EJ-S [41069265] revision 5 (ARMv5TEJ), cr=00053177
CPU: VIVT data cache, VIVT instruction cache
Machine: iMX233-OLinuXino low cost board
Memory policy: ECC disabled, Data cache writeback
Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 16256
Kernel command line: console=ttyAMA0,115200 root=/dev/mmcblk0p2 rw rootwait ssp1=mmc lcd_panel=tvenc_pal no_console_suspend
PID hash table entries: 256 (order: -2, 1024 bytes)
Dentry cache hash table entries: 8192 (order: 3, 32768 bytes)
Inode-cache hash table entries: 4096 (order: 2, 16384 bytes)
allocated 327680 bytes of page_cgroup
please try 'cgroup_disable=memory' option if you don't want memory cgroups
Memory: 64MB = 64MB total
Memory: 56392k/56392k available, 9144k reserved, 0K highmem
Virtual kernel memory layout:
    vector  : 0xffff0000 - 0xffff1000   (   4 kB)
    fixmap  : 0xfff00000 - 0xfffe0000   ( 896 kB)
    DMA     : 0xfde00000 - 0xffe00000   (  32 MB)
    vmalloc : 0xc4800000 - 0xf0000000   ( 696 MB)
    lowmem  : 0xc0000000 - 0xc4000000   (  64 MB)
    modules : 0xbf000000 - 0xc0000000   (  16 MB)
      .init : 0xc0008000 - 0xc0028000   ( 128 kB)
      .text : 0xc0028000 - 0xc03b3000   (3628 kB)
      .data : 0xc03ce000 - 0xc03f9140   ( 173 kB)
Hierarchical RCU implementation.
        RCU-based detection of stalled CPUs is disabled.
        Verbose stalled-CPUs detection is disabled.
Console: colour dummy device 80x30
console [ttyAMA0] enabled
Calibrating delay loop... 226.09 BogoMIPS (lpj=1130496)
pid_max: default: 32768 minimum: 301
Security Framework initialized
Mount-cache hash table entries: 512
Initializing cgroup subsys ns
Initializing cgroup subsys cpuacct
Initializing cgroup subsys memory
Initializing cgroup subsys devices
Initializing cgroup subsys freezer
CPU: Testing write buffer coherency: ok
devtmpfs: initialized
regulator: core version 0.5
NET: Registered protocol family 16
regulator: vddd: 800 <--> 1575 mV at 1550 mV fast normal
regulator: vdddbo: 800 <--> 1575 mV fast normal
regulator: vdda: 1500 <--> 2275 mV at 1750 mV fast normal
regulator: vddio: 2800 <--> 3575 mV at 3300 mV fast normal
regulator: overall_current: fast normal
regulator: mxs-duart-1: fast normal
regulator: mxs-bl-1: fast normal
regulator: mxs-i2c-1: fast normal
regulator: mmc_ssp-1: fast normal
regulator: mmc_ssp-2: fast normal
regulator: charger-1: fast normal
regulator: power-test-1: fast normal
regulator: cpufreq-1: fast normal
i.MX IRAM pool: 28 KB@0xc4808000
usb: DR gadget (utmi) registered
bio: create slab <bio-0> at 0
SCSI subsystem initialized
usbcore: registered new interface driver usbfs
usbcore: registered new interface driver hub
usbcore: registered new device driver usb
Advanced Linux Sound Architecture Driver Version 1.0.23.
Switching to clocksource mxs clock source
NET: Registered protocol family 2
IP route cache hash table entries: 1024 (order: 0, 4096 bytes)
TCP established hash table entries: 2048 (order: 2, 16384 bytes)
TCP bind hash table entries: 2048 (order: 1, 8192 bytes)
TCP: Hash tables configured (established 2048 bind 2048)
TCP reno registered
UDP hash table entries: 256 (order: 0, 4096 bytes)
UDP-Lite hash table entries: 256 (order: 0, 4096 bytes)
NET: Registered protocol family 1
Trying to unpack rootfs image as initramfs...
rootfs image is not initramfs (junk in compressed archive); looks like an initrd
Freeing initrd memory: 4096K
Bus freq driver module loaded
mxs_cpu_init: cpufreq init finished
VFS: Disk quotas dquot_6.5.2
Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
msgmni has been set to 118
alg: No test for stdrng (krng)
cryptodev: driver loaded.
Block layer SCSI generic (bsg) driver version 0.4 loaded (major 253)
io scheduler noop registered
io scheduler deadline registered
io scheduler cfq registered (default)
Console: switching to colour frame buffer device 90x36
mxs-duart.0: ttyAMA0 at MMIO 0x80070000 (irq = 0) is a DebugUART
mxs-auart.1: ttySP1 at MMIO 0x8006c000 (irq = 24) is a mxs-auart.1
Found APPUART 3.0.0
brd: module loaded
loop: module loaded
usbcore: registered new interface driver smsc95xx
usbmon: debugfs is not available
ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
fsl-ehci fsl-ehci: Freescale On-Chip EHCI Host Controller
fsl-ehci fsl-ehci: new USB bus registered, assigned bus number 1
fsl-ehci fsl-ehci: irq 11, io base 0x80080000
fsl-ehci fsl-ehci: USB 2.0 started, EHCI 1.00
usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
usb usb1: Product: Freescale On-Chip EHCI Host Controller
usb usb1: Manufacturer: Linux 2.6.35-6-ARCH+ ehci_hcd
usb usb1: SerialNumber: fsl-ehci
hub 1-0:1.0: USB hub found
hub 1-0:1.0: 1 port detected
Initializing USB Mass Storage driver...
usbcore: registered new interface driver usb-storage
USB Mass Storage support registered.
usbcore: registered new interface driver libusual
ARC USBOTG Device Controller driver (1 August 2005)
udc: request mem region for fsl-usb2-udc failed
fsl-usb2-udc: probe of fsl-usb2-udc failed with error -16
mice: PS/2 mouse device common for all mice
MXS RTC driver v1.0 hardware v2.0.0
mxs-rtc mxs-rtc.0: rtc core: registered mxs-rtc as rtc0
i2c /dev entries driver
WARNING : No battery connected !
Aborting power driver initialization
mxs-battery: probe of mxs-battery.0 failed with error 1
mxs watchdog: initialized, heartbeat 19 sec
mxs-mmc: MXS SSP Controller MMC Interface driver
ssp_set_rate: error -110
mxs-mmc mxs-mmc.0: mmc0: MXS SSP MMC DMAIRQ 14 ERRIRQ 15
dcp dcp.0: DCP crypto enabled.!
mxs-adc-audio mxs-adc-audio.0: MXS ADC/DAC Audio Codec
No device for DAI mxs adc/dac
No device for DAI mxs adc/dac
asoc: mxs adc/dac <-> mxs adc/dac mapping ok
ALSA device list:
  #0: MXS EVK (mxs adc/dac)
TCP cubic registered
NET: Registered protocol family 10
IPv6 over IPv4 tunneling driver
NET: Registered protocol family 17
registered taskstats version 1
mxs-rtc mxs-rtc.0: setting system clock to 1970-01-01 00:00:10 UTC (10)
RAMDISK: Couldn't find valid RAM disk image starting at 0.
Waiting for root device /dev/mmcblk0p2...
mmc0: new high speed SD card at address b368
mmcblk0: mmc0:b368 00000 1.86 GiB
 mmcblk0: p1 p2
usb 1-1: new high speed USB device using fsl-ehci and address 2
usb 1-1: New USB device found, idVendor=9710, idProduct=7830
usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
usb 1-1: Product: USB-MAC Controller   
usb 1-1: Manufacturer: Moschip Semiconductor
usb 1-1: SerialNumber: 3b1207a5
EXT4-fs (mmcblk0p2): recovery complete
EXT4-fs (mmcblk0p2): mounted filesystem with ordered data mode. Opts: (null)
VFS: Mounted root (ext2 filesystem) on device 179:2.
devtmpfs: mounted
Freeing init memory: 128K
INIT: version 2.88 booting
 > Arch Linux ARM
 > http://www.archlinuxarm.org

:: Mounting Root Read-Only                                               [BUSY] EXT4-fs (mmcblk0p2): re-mounted. Opts: barrier=1,data=ordered
:: Adjusting system time and setting kernel timezone                     [DONE]
:: Starting UDev Daemon                                                  [DONE]
<30>systemd-udevd[63]: starting version 186
:: Triggering UDev uevents                                               [DONE]
:: Loading User-specified Modules                                        [DONE]
:: Waiting for UDev uevents to be processed                              [DONE]
:: Configuring Virtual Consoles                                          [DONE]
:: Bringing up loopback interface                                        [DONE]
:: Unlocking encrypted volumes                                           [DONE]
:: Checking Filesystems                                                  [DONE]
:: Remounting Root and API filesystems                                   [BUSY] EXT4-fs (mmcblk0p2): re-mounted. Opts: barrier=1,data=ordered
:: Mounting Local Filesystems                                            [DONE]
:: Activating Swap                                                       [DONE]
:: Configuring Time Zone                                                 [DONE]
:: Initializing Random Seed                                              [DONE]
:: Removing Leftover Files                                               [DONE]
:: Setting Hostname: alarm                                               [DONE]
:: Saving dmesg Log                                                      [DONE]
INIT: Entering runlevel: 3
:: Starting Syslog-NG                                                    [DONE]
:: Starting Network                                                      [DONE]
:: Mounting Network Filesystems                                          [DONE]
:: Starting crond daemon                                                 [DONE]
:: Starting Secure Shell Daemon                                          [DONE]

Arch Linux 2.6.35-6-ARCH+ (ttyAMA0)

alarm login: root
Last login: Wed Dec 31 20:57:19 CST 1969 on ttyAMA0
Last login: Wed Dec 31 18:00:41 on ttyAMA0
[root@alarm ~]# Internal error: Oops - undefined instruction: 0 [#1] PREEMPT
last sysfs file: /sys/class/gpio/gpio65/value
Modules linked in:
CPU: 0    Not tainted  (2.6.35-6-ARCH+ #1)
PC is at softlockup_tick+0x50/0x180
LR is at softlockup_tick+0x8/0x180
pc : [<c00776c8>]    lr : [<c0077680>]    psr: 20000093
sp : c3fe7db0  ip : c38df5c0  fp : 00000000
r10: 00000000  r9 : 7fffffff  r8 : c03d8ccc
r7 : c3fe7ec0  r6 : 00000000  r5 : c03d8cdc  r4 : 000005a7
r3 : c03d8cdc  r2 : 0000003c  r1 : 00000000  r0 : 00000000
Flags: nzCv  IRQs off  FIQs on  Mode SVC_32  ISA ARM  Segment user
Control: 0005317f  Table: 43fc4000  DAC: 00000015
Process crond (pid: 151, stack limit = 0xc3fe6270)
Stack: (0xc3fe7db0 to 0xc3fe8000)
7da0:                                     00000001 00000000 c3fe7dc0 c38df000
7dc0: 00000000 00000000 c3fe7ec0 ffffffff 1c03a180 c004eae0 1c03a2a3 00000614
7de0: c03d7e50 c0065408 c03d79c8 c005c588 1c03a2a3 00000614 c03d79c8 c03d7e50
7e00: c03d7968 c0065384 c03d7998 c005c72c c03d7938 00000003 c03d79c8 c005cf28
7e20: befc3b7c c01651d4 1c03a2a3 00000614 1c03a2a3 00000614 00000000 c3891220
7e40: c3fe6000 3b9ac9ff 1c03a2a3 00000614 1c03a2a3 00000614 00000002 c03d55c8
7e60: 00000000 00000000 0000001c 00000000 c3fe6000 ffffb1bb befc3b7c c0036ec8
7e80: c0036e98 c0077f5c 00000000 c03d95c4 0000001c c03d55c8 00000001 c00799b8
7ea0: 0000001c 00000000 c03debb8 c0028068 a0000013 ffffffff f0000000 c0028984
7ec0: c3bca488 c0403f68 c3fe7f10 00000001 c3bca488 c3bca488 c03debb8 00100100
7ee0: c0028f44 c3fe6000 ffffb1bb befc3b7c c3c0010c c3fe7f08 c00bd4dc c0165158
7f00: a0000013 ffffffff 00000001 c3bca488 00200200 c00bd4dc 0000000c c3fe7f38
7f20: c3fe7f50 00000000 000000c3 c00b4c4c 00000000 c00b03cc c3891220 c3bca488
7f40: c3fe7f50 befc3af0 00000000 c00b05a0 0000bec5 00000000 0b300002 c3fe81a4
7f60: 00000002 00000000 00000000 00000000 00000de7 00000000 00000029 009b70da
7f80: 4f92e138 00000000 504443d1 00000000 00001000 000308bb 00000008 00000000
7fa0: 4016d228 c0028dc0 4016d228 00000000 4016d228 befc3af0 befc3af0 00000000
7fc0: 4016d228 00000000 00000000 000000c3 00000001 40181000 ffffb1bb befc3b7c
7fe0: 00000000 befc3a90 400dd328 4010d3b8 20000010 4016d228 ffffffff ffffffff
[<c00776c8>] (softlockup_tick+0x50/0x180) from [<c004eae0>] (update_process_times+0x30/0x50)
[<c004eae0>] (update_process_times+0x30/0x50) from [<c0065408>] (tick_sched_timer+0x84/0xb8)
[<c0065408>] (tick_sched_timer+0x84/0xb8) from [<c005c72c>] (__run_hrtimer.isra.20+0x68/0xb0)
[<c005c72c>] (__run_hrtimer.isra.20+0x68/0xb0) from [<c005cf28>] (hrtimer_interrupt+0x11c/0x2e8)
[<c005cf28>] (hrtimer_interrupt+0x11c/0x2e8) from [<c0036ec8>] (mxs_nomatch_timer_interrupt+0x30/0x70)
[<c0036ec8>] (mxs_nomatch_timer_interrupt+0x30/0x70) from [<c0077f5c>] (handle_IRQ_event+0x24/0xec)
[<c0077f5c>] (handle_IRQ_event+0x24/0xec) from [<c00799b8>] (handle_level_irq+0xcc/0x164)
[<c00799b8>] (handle_level_irq+0xcc/0x164) from [<c0028068>] (asm_do_IRQ+0x68/0x88)
[<c0028068>] (asm_do_IRQ+0x68/0x88) from [<c0028984>] (__irq_svc+0x44/0xac)
Exception stack(0xc3fe7ec0 to 0xc3fe7f08)
7ec0: c3bca488 c0403f68 c3fe7f10 00000001 c3bca488 c3bca488 c03debb8 00100100
7ee0: c0028f44 c3fe6000 ffffb1bb befc3b7c c3c0010c c3fe7f08 c00bd4dc c0165158
7f00: a0000013 ffffffff
[<c0028984>] (__irq_svc+0x44/0xac) from [<c0165158>] (_atomic_dec_and_lock+0x8/0xac)
[<c0165158>] (_atomic_dec_and_lock+0x8/0xac) from [<c00bd4dc>] (dput+0x28/0x1a8)
[<c00bd4dc>] (dput+0x28/0x1a8) from [<c00b4c4c>] (path_put+0x10/0x2c)
[<c00b4c4c>] (path_put+0x10/0x2c) from [<c00b03cc>] (vfs_fstatat+0x44/0x54)
[<c00b03cc>] (vfs_fstatat+0x44/0x54) from [<c00b05a0>] (sys_stat64+0x14/0x30)
[<c00b05a0>] (sys_stat64+0x14/0x30) from [<c0028dc0>] (ret_fast_syscall+0x0/0x2c)
Code: 13a02000 15832000 ea000043 e3540000 (1a000005)
---[ end trace 8ae863caf993af8e ]---
Kernel panic - not syncing: Fatal exception in interrupt


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Re: Kernel panic - not syncing: Fatal exception in interrupt
« Reply #1 on: October 01, 2012, 11:07:13 AM »
Hello there,

Please check the following topic: https://www.olimex.com/forum/index.php?topic=59.0

We have found that removing/unsoldering R17 (120R) increases stability. My suggestion is to apply this easy fix until we find a better solution.

Technical support and documentation manager at Olimex